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3** Copyright (C) 2015 Paul Lemire paul.lemire350@gmail.com
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39
40#include "objectpicker_p.h"
41#include "qpickevent.h"
42#include <Qt3DRender/qobjectpicker.h>
43#include <Qt3DRender/private/qobjectpicker_p.h>
44#include <Qt3DRender/qattribute.h>
45#include <Qt3DRender/private/pickboundingvolumejob_p.h>
46#include <Qt3DRender/private/qrenderaspect_p.h>
47
48QT_BEGIN_NAMESPACE
49
50namespace Qt3DRender {
51
52namespace Render {
53
54ObjectPicker::ObjectPicker()
55 : BackendNode(QBackendNode::ReadWrite)
56 , m_priority(0)
57 , m_isPressed(false)
58 , m_hoverEnabled(false)
59 , m_dragEnabled(false)
60{
61}
62
63ObjectPicker::~ObjectPicker()
64{
65 notifyJob();
66}
67
68void ObjectPicker::cleanup()
69{
70 BackendNode::setEnabled(false);
71 m_isPressed = false;
72 m_hoverEnabled = false;
73 m_dragEnabled = false;
74 m_priority = 0;
75 notifyJob();
76}
77
78void ObjectPicker::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)
79{
80 const QObjectPicker *node = qobject_cast<const QObjectPicker *>(object: frontEnd);
81 if (!node)
82 return;
83
84 if (firstTime) {
85 markDirty(changes: AbstractRenderer::AllDirty);
86 notifyJob();
87 }
88
89 if (isEnabled() != node->isEnabled()) {
90 markDirty(changes: AbstractRenderer::AllDirty);
91 // We let QBackendNode::syncFromFrontEnd change the enabled property
92 }
93
94 if (node->isHoverEnabled() != m_hoverEnabled) {
95 m_hoverEnabled = node->isHoverEnabled();
96 markDirty(changes: AbstractRenderer::AllDirty);
97 notifyJob();
98 }
99
100 if (node->isDragEnabled() != m_dragEnabled) {
101 m_dragEnabled = node->isDragEnabled();
102 markDirty(changes: AbstractRenderer::AllDirty);
103 notifyJob();
104 }
105
106 if (node->priority() != m_priority) {
107 m_priority = node->priority();
108 markDirty(changes: AbstractRenderer::AllDirty);
109 notifyJob();
110 }
111
112 BackendNode::syncFromFrontEnd(frontEnd, firstTime);
113}
114
115void ObjectPicker::notifyJob()
116{
117 if (m_renderer && m_renderer->aspect())
118 QRenderAspectPrivate::get(q: m_renderer->aspect())->m_pickBoundingVolumeJob->markPickersDirty();
119}
120
121bool ObjectPicker::isPressed() const
122{
123 return m_isPressed;
124}
125
126bool ObjectPicker::isHoverEnabled() const
127{
128 return m_hoverEnabled;
129}
130
131bool ObjectPicker::isDragEnabled() const
132{
133 return m_dragEnabled;
134}
135
136void ObjectPicker::setPressed(bool pressed)
137{
138 m_isPressed = pressed;
139}
140
141void ObjectPicker::setPriority(int priority)
142{
143 m_priority = priority;
144}
145
146int ObjectPicker::priority() const
147{
148 return m_priority;
149}
150
151} // Render
152
153} // Qt3DRender
154
155QT_END_NAMESPACE
156

source code of qt3d/src/render/picking/objectpicker.cpp